Back in February, Vic Mensa went from Freshmen to rising superstar after singing on Kanye West's "Wolves." He's now got 'Ye on his own record, "U Mad," and just last week, he signed to Jay Z's Roc Nation. And he hasn't even put out an album yet.&nbsp;

DJ Mustard visited Hot 97's morning show in NYC and spoke on his newly-announced deal with Roc Nation, which now includes him as an artist on their small roster, as well as under Roc Nation's management.